1 /* $Id: libmandoc.h,v 1.77 2018/12/21 17:15:18 schwarze Exp $ */ 2 /* 3 * Copyright (c) 2009, 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> 4 * Copyright (c) 2013,2014,2015,2017,2018 Ingo Schwarze <schwarze@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /* 20 * Return codes passed from the roff parser to the main parser. 21 */ 22 23 /* Main instruction: what to do with the returned line. */ 24 #define ROFF_IGN 0x000 /* Don't do anything with it. */ 25 #define ROFF_CONT 0x001 /* Give it to the high-level parser. */ 26 #define ROFF_RERUN 0x002 /* Re-run the roff parser with an offset. */ 27 #define ROFF_REPARSE 0x004 /* Recursively run the main parser on it. */ 28 #define ROFF_SO 0x008 /* Include the named file. */ 29 #define ROFF_MASK 0x00f /* Only one of these bits should be set. */ 30 31 /* Options for further parsing, to be OR'ed with the above. */ 32 #define ROFF_APPEND 0x010 /* Append the next line to this one. */ 33 #define ROFF_USERCALL 0x020 /* Start execution of a new macro. */ 34 #define ROFF_USERRET 0x040 /* Abort execution of the current macro. */ 35 #define ROFF_WHILE 0x100 /* Start a new .while loop. */ 36 #define ROFF_LOOPCONT 0x200 /* Iterate the current .while loop. */ 37 #define ROFF_LOOPEXIT 0x400 /* Exit the current .while loop. */ 38 #define ROFF_LOOPMASK 0xf00 39 40 41 struct buf { 42 char *buf; 43 size_t sz; 44 struct buf *next; 45 }; 46 47 48 struct roff; 49 struct roff_man; 50 51 char *mandoc_normdate(struct roff_man *, char *, int, int); 52 int mandoc_eos(const char *, size_t); 53 int mandoc_strntoi(const char *, size_t, int); 54 const char *mandoc_a2msec(const char*); 55 56 int mdoc_parseln(struct roff_man *, int, char *, int); 57 void mdoc_endparse(struct roff_man *); 58 59 int man_parseln(struct roff_man *, int, char *, int); 60 void man_endparse(struct roff_man *); 61 62 int preconv_cue(const struct buf *, size_t); 63 int preconv_encode(const struct buf *, size_t *, 64 struct buf *, size_t *, int *); 65 66 void roff_free(struct roff *); 67 struct roff *roff_alloc(int); 68 void roff_reset(struct roff *); 69 void roff_man_free(struct roff_man *); 70 struct roff_man *roff_man_alloc(struct roff *, const char *, int); 71 void roff_man_reset(struct roff_man *); 72 int roff_parseln(struct roff *, int, struct buf *, int *); 73 void roff_userret(struct roff *); 74 void roff_endparse(struct roff *); 75 void roff_setreg(struct roff *, const char *, int, char sign); 76 int roff_getreg(struct roff *, const char *); 77 char *roff_strdup(const struct roff *, const char *); 78 char *roff_getarg(struct roff *, char **, int, int *); 79 int roff_getcontrol(const struct roff *, 80 const char *, int *); 81 int roff_getformat(const struct roff *); 82